68874320

素因数分解:

$2^4\times 5^1\times {\mathrm{860929}}^1$

素因数の和:860942

約数の個数: 20

約数和(自身を含む): 160132980

約数和(自身を除く): 91258660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 860929, 1721858, 3443716, 4304645, 6887432, 8609290, 13774864, 17218580, 34437160, 68874320]

約数ペア:

[(1, 68874320), (2, 34437160), (4, 17218580), (5, 13774864), (8, 8609290), (10, 6887432), (16, 4304645), (20, 3443716), (40, 1721858), (80, 860929)]